By means of TLC, GC, GC-MS, the qualitative and quantitative analysis of the Coix seed oil was carried out.
利用薄层层析、毛细管气相色谱、气相色谱—质谱技术，对薏苡仁油脂进行了定性定量分析。
By using biomarker GC, gc-ms analysis techniques, the geochemical characters of steranes and hopanes from crude oils of Tahe oil field were investigated in this paper.
运用生物标志物色谱质谱技术，对比研究了塔河油田各油区原油生物标志化合物中甾、藿烷系列化合物特征。
Based on the data of 17 flavor components in 46 samples that were obtained by GC, GC-MS and sensory evaluation the cluster analysis was used in the aroma recognition of the samples.
以46种白酒为样本，以每个样本的乙酸乙酯、己酸乙酯等17种香味成分的气相色谱、气质联用定性定量分析数据和感官评价结果为指标，用聚类分析研究了白酒香型数据。
In order to improve qualitative analysis of GC-MS, the method of GC-MS analysis unifying with craft and understanding the reaction mechanism is presented.
C - M S的分析必须和工艺相结合，只有对反应机理有充分的认识，才能更好地做好GC - MS的定性工作。
Static headspace-GC-MS and headspace-SPME-GC-MS methods for the analysis of volatile compounds in tobacco flavors were compared.
对静态顶空和顶空-SPME -气相色谱-质谱联用法在烟用香料分析中的应用进行了比较。
Conclusion: The analysis method for irone using GC-MS and GC was high - efficient, precise. The analysis t...
结论：采用气相色谱-质谱法及气相色谱法分析鸢尾酮，简便、高效、准确、分析时间适中。
Conclusion GC and GC-MS reported in this paper are simple and sensitive, and can be used for the analysis of monosaccharides hydrolyzed from Herba Polygoni Capitati polysaccharide.
结论GC和GC - MS这两种方法简便、灵敏，可以准确测定出头花蓼多糖中所含有的各种单糖。
Conclusion GC and GC-MS reported in this paper are simple and sensitive, and can be used for the analysis of monosaccharides hydrolyzed from Herba Polygoni Capitati polysaccharide.
结论GC和GC - MS这两种方法简便、灵敏，可以准确测定出头花蓼多糖中所含有的各种单糖。
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